Iron golf club head cavity



FIG. 1 is a toe side, back perspective view of our new iron golf club head cavity;

FIG. 2 is a back view thereof; and,

FIG. 3 is a top, back perspective view thereof.

The portion of the iron golf club head cavity shown in phantom does not form any portion of the present invention. 

The ornamental design for an iron golf club head cavity, as shown and described. 